/* ===== 数据与隐私 ===== */
.page-privacy {
  --pv-measure: 66ch;
  --pv-wine-soft: #2A0C1B;
  --pv-rule: 2px solid var(--rail-line);
  position: relative;
  color: var(--text);
  background: var(--ink);
  font-family: var(--sans);
  line-height: 1.9;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--wine) 0%, var(--pv-wine-soft) 54%, var(--ink) 100%);
  border-bottom: var(--pv-rule);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 70% at 82% 6%, rgba(47, 107, 255, 0.22) 0%, rgba(6, 10, 22, 0) 62%);
  pointer-events: none;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(233, 238, 251, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(233, 238, 251, 0.055) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0) 78%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0) 78%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: 52px;
  padding-bottom: 56px;
}

.page-privacy .privacy-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 30px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-privacy .privacy-crumbs a {
  color: var(--blue-soft);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease);
}

.page-privacy .privacy-crumbs a:hover {
  color: var(--cyan);
}

.page-privacy .privacy-crumbs__sep {
  color: var(--rail-line-2);
}

.page-privacy .privacy-crumbs__now {
  color: var(--text);
}

.page-privacy .privacy-hero__eyebrow {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--cyan);
}

.page-privacy .privacy-hero__title {
  margin: 0;
  font-family: var(--narrow);
  font-weight: 900;
  font-size: clamp(38px, 7vw, 72px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-privacy .privacy-hero__lead {
  margin: 22px 0 0;
  max-width: var(--pv-measure);
  font-size: 17px;
  font-weight: 500;
  color: var(--text);
}

.page-privacy .privacy-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin: 34px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 2px solid var(--rail-line-2);
  font-size: 14px;
  color: var(--muted);
}

.page-privacy .privacy-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-privacy .privacy-hero__facts .mono {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-privacy .privacy-hero__vert {
  position: absolute;
  right: 10px;
  bottom: 26px;
  z-index: 1;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--rail-line-2);
  display: none;
}

/* ---------- 主体布局 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-top: 48px;
  padding-bottom: 72px;
}

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-toc {
  align-self: start;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 16px;
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--muted);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  counter-reset: none;
}

.page-privacy .privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-left: 2px solid var(--rail-line);
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease),
              background var(--t-fast) var(--ease);
}

.page-privacy .privacy-toc__list a:hover {
  color: var(--text);
  border-left-color: var(--cyan);
  background: rgba(41, 242, 220, 0.07);
}

.page-privacy .privacy-toc__list .mono {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

/* ---------- 条款正文 ---------- */
.page-privacy .privacy-doc {
  max-width: 780px;
  min-width: 0;
}

.page-privacy .clause {
  position: relative;
  padding-bottom: 40px;
  margin-bottom: 40px;
  border-bottom: var(--pv-rule);
}

.page-privacy .clause:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-privacy .clause__num {
  display: block;
  margin: 0 0 12px;
  font-size: 13px;
  letter-spacing: 0.24em;
  color: var(--cyan);
}

.page-privacy .clause__num::after {
  content: "";
  display: block;
  width: 46px;
  height: 2px;
  margin-top: 10px;
  background: var(--blue);
}

.page-privacy .clause__title {
  margin: 0 0 16px;
  font-family: var(--narrow);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.22;
  letter-spacing: -0.015em;
  color: var(--text);
}

.page-privacy .clause__lead {
  margin: 0 0 20px;
  max-width: var(--pv-measure);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.7;
  color: var(--text);
}

.page-privacy .clause__points {
  list-style: none;
  margin: 0;
  padding: 0 0 0 20px;
  display: grid;
  gap: 14px;
  max-width: var(--pv-measure);
  border-left: 2px solid rgba(41, 242, 220, 0.35);
}

.page-privacy .clause__points > li {
  font-size: 16px;
  color: var(--text);
}

.page-privacy .clause__points strong {
  color: var(--text);
  font-weight: 800;
}

.page-privacy .clause__note {
  margin: 20px 0 0;
  max-width: var(--pv-measure);
  font-size: 15px;
  color: var(--muted);
}

.page-privacy .clause__figure {
  margin: 0 0 24px;
}

/* 行内链接 */
.page-privacy .clause a {
  color: var(--blue-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(143, 180, 255, 0.5);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-privacy .clause a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-privacy a:focus-visible,
.page-privacy summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* 术语与悬停释义 */
.page-privacy .term {
  position: relative;
  padding: 1px 3px;
  color: var(--text);
  background: rgba(143, 180, 255, 0.16);
  box-shadow: inset 0 -1px 0 rgba(143, 180, 255, 0.55);
  cursor: help;
}

.page-privacy .term:focus {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-privacy .term__tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  z-index: 4;
  width: max-content;
  max-width: 250px;
  padding: 9px 11px;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.7;
  color: var(--text);
  background: var(--indigo);
  border: 2px solid var(--cyan);
  box-shadow: 5px 5px 0 rgba(6, 10, 22, 0.85);
  opacity: 0;
  transform: translateY(4px);
  pointer-events: none;
  transition: opacity var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}

.page-privacy .term:hover .term__tip,
.page-privacy .term:focus .term__tip {
  opacity: 1;
  transform: translateY(0);
}

/* 本地存储指引折叠块 */
.page-privacy .local-guide {
  margin-top: 24px;
  max-width: var(--pv-measure);
  border: 2px solid var(--rail-line);
  background: var(--ink-2);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.45);
}

.page-privacy .local-guide__summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
  list-style: none;
}

.page-privacy .local-guide__summary::-webkit-details-marker {
  display: none;
}

.page-privacy .local-guide__summary .mono {
  flex: none;
  padding: 3px 7px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  border: 2px solid var(--rail-line-2);
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-privacy .local-guide__summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--mono);
  font-size: 18px;
  line-height: 1;
  color: var(--blue-soft);
}

.page-privacy .local-guide[open] .local-guide__summary .mono {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-privacy .local-guide[open] .local-guide__summary::after {
  content: "–";
  color: var(--cyan);
}

.page-privacy .local-guide__body {
  padding: 4px 18px 20px;
  border-top: 2px solid var(--rail-line);
  font-size: 15px;
}

.page-privacy .local-guide__body ol {
  counter-reset: lg;
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .local-guide__body li {
  counter-increment: lg;
  position: relative;
  padding-left: 32px;
  color: var(--text);
}

.page-privacy .local-guide__body li::before {
  content: counter(lg, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.15em;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-privacy .local-guide__body p {
  margin: 18px 0 0;
  font-size: 14px;
  color: var(--muted);
}

/* 权利条目 */
.page-privacy .rights {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: var(--pv-measure);
  display: grid;
  gap: 2px;
}

.page-privacy .rights__item {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  background: var(--ink-2);
  border-left: 3px solid var(--indigo);
  transition: border-color var(--t-mid) var(--ease), background var(--t-mid) var(--ease);
}

.page-privacy .rights__item:hover {
  border-left-color: var(--cyan);
  background: #101A3A;
}

.page-privacy .rights__key {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-privacy .rights__item p {
  margin: 0;
  font-size: 15px;
  color: var(--text);
}

/* 联系方式 */
.page-privacy .contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: var(--pv-measure);
  border: 2px solid var(--rail-line);
}

.page-privacy .contact-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  padding: 14px 18px;
  background: var(--ink-2);
  border-bottom: 2px solid var(--rail-line);
  font-size: 15px;
  color: var(--text);
}

.page-privacy .contact-list li:last-child {
  border-bottom: 0;
}

.page-privacy .contact-list .mono {
  min-width: 88px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-hero__inner {
    padding-top: 66px;
    padding-bottom: 72px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 60px;
    padding-top: 68px;
    padding-bottom: 104px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--top-h) + 28px);
  }

  .page-privacy .privacy-toc__list a {
    padding: 10px 12px;
    font-size: 13.5px;
  }

  .page-privacy .clause {
    padding-bottom: 56px;
    margin-bottom: 56px;
  }
}

@media (min-width: 1200px) {
  .page-privacy .privacy-hero__vert {
    display: block;
  }
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 640px) {
  .page-privacy .term__tip {
    display: none;
  }

  .page-privacy .privacy-hero__facts {
    gap: 10px 20px;
    font-size: 13px;
  }

  .page-privacy .clause__points {
    padding-left: 14px;
  }

  .page-privacy .contact-list .mono {
    min-width: 0;
    width: 100%;
  }
}